Home / 1,010,708.40-1,516,062.60-725,796.98

Finding the Fourth Proportional to 1,010,708.40, 1,516,062.60 and 725,796.98

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Solution

The fourth proportional to 1,010,708.40, 1,516,062.60 and 725,796.98 is: 1,088,695.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,708.40 : 1,516,062.60 = 725,796.98 : x
  2. Step 2: Convert to fraction form
    1,010,708.40/1,516,062.60 = 725,796.98/x
  3. Step 3: Cross multiply
    1,010,708.40x = 1,516,062.60 × 725,796.98
  4. Step 4: Simplify right side
    1,010,708.40x = 1,100,353,648,990.64
  5. Step 5: Solve for x
    x = 1,100,353,648,990.64/1,010,708.40
  6. Step 6: Final answer
    x = 1,088,695.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.